2-Pyrrolidinone, 1000mg Back Catalog number: 682440 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended S-4055-5010IO Sulfur Calibr. Mix. Dibenzothiophene in Isooctane. Units: 5x1mL ampoule, 1x10mL screw cap bottle Chiron No. (Matrix) Concentration Isooctane Xylene White oil 3 cst µgS/g (ppm) Wt.% S-4055-0-IO Price on request 50160 Multi-Element Internal Standard Price on request 678563 Bixafen, 100 µg/ml, Acetonitrile, 1ml Price on request